Malware Analysis Report

2024-12-06 02:58

Sample ID 241110-cgfrraxbkl
Target b7fe9197d3b1a02ad97e20613b364723a62a0ba033d98d5e892cb36ccc098467
SHA256 b7fe9197d3b1a02ad97e20613b364723a62a0ba033d98d5e892cb36ccc098467
Tags
healer redline discovery dropper evasion infostealer persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

b7fe9197d3b1a02ad97e20613b364723a62a0ba033d98d5e892cb36ccc098467

Threat Level: Known bad

The file b7fe9197d3b1a02ad97e20613b364723a62a0ba033d98d5e892cb36ccc098467 was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Healer

RedLine payload

Redline family

Modifies Windows Defender Real-time Protection settings

Detects Healer an antivirus disabler dropper

Healer family

RedLine

Checks computer location settings

Windows security modification

Executes dropped EXE

Adds Run key to start application

Enumerates physical storage devices

Program crash

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 02:02

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 02:02

Reported

2024-11-10 02:05

Platform

win10v2004-20241007-en

Max time kernel

95s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b7fe9197d3b1a02ad97e20613b364723a62a0ba033d98d5e892cb36ccc098467.exe"

Signatures

Detects Healer an antivirus disabler dropper

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Healer

dropper healer

Healer family

healer

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Windows\Temp\1.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Windows\Temp\1.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Windows\Temp\1.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Windows\Temp\1.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Windows\Temp\1.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Windows\Temp\1.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A

Redline family

redline

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\56645958.exe N/A

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Windows\Temp\1.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\b7fe9197d3b1a02ad97e20613b364723a62a0ba033d98d5e892cb36ccc098467.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\b7fe9197d3b1a02ad97e20613b364723a62a0ba033d98d5e892cb36ccc098467.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\56645958.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kp561651.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Temp\1.exe N/A
N/A N/A C:\Windows\Temp\1.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\56645958.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kp561651.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Temp\1.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b7fe9197d3b1a02ad97e20613b364723a62a0ba033d98d5e892cb36ccc098467.exe

"C:\Users\Admin\AppData\Local\Temp\b7fe9197d3b1a02ad97e20613b364723a62a0ba033d98d5e892cb36ccc098467.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\56645958.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\56645958.exe

C:\Windows\Temp\1.exe

"C:\Windows\Temp\1.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kp561651.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kp561651.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4944 -ip 4944

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4944 -s 1260

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\56645958.exe

MD5 fd668047c3e187e9ce41c53b0bd98a14
SHA1 b30c2afef636127f83e3e52f1db0d7174a41ee4e
SHA256 bc0e94237979b3c53d450665a1f9782768d8148fd85b60073d99db36329d2bed
SHA512 485220323c831124e3b071f9c27a0a101e15489c1ab472ff79f527ed013fc1ad2079c80fd31cdab77a2b4d1f8697e18bce6218f50ddc88ea2cd87166878377cc

memory/4920-7-0x00000000742DE000-0x00000000742DF000-memory.dmp

memory/4920-8-0x0000000002540000-0x0000000002598000-memory.dmp

memory/4920-9-0x00000000742D0000-0x0000000074A80000-memory.dmp

memory/4920-10-0x00000000742D0000-0x0000000074A80000-memory.dmp

memory/4920-11-0x0000000004C50000-0x00000000051F4000-memory.dmp

memory/4920-12-0x0000000004B40000-0x0000000004B96000-memory.dmp

memory/4920-22-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-44-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-76-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-74-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-72-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-70-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-68-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-66-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-62-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-60-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-58-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-56-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-54-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-52-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-50-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-48-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-46-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-42-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-38-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-36-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-34-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-32-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-30-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-28-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-26-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-64-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-20-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-40-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-18-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-16-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-14-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-13-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-24-0x0000000004B40000-0x0000000004B91000-memory.dmp

memory/4920-2143-0x00000000742D0000-0x0000000074A80000-memory.dmp

memory/4920-2141-0x0000000004C00000-0x0000000004C0A000-memory.dmp

C:\Windows\Temp\1.exe

MD5 7e93bacbbc33e6652e147e7fe07572a0
SHA1 421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

memory/4920-2156-0x00000000742D0000-0x0000000074A80000-memory.dmp

memory/2904-2155-0x0000000000B60000-0x0000000000B6A000-memory.dmp

memory/2904-2157-0x00007FFC5CFA3000-0x00007FFC5CFA5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kp561651.exe

MD5 4f38d48dc8c4753dae990b3e89a85859
SHA1 d45e0371ece184c20fe0dfe746ae6afb45eee9fd
SHA256 3eb3dcd40b4c733401a78016c339eab0a84037dd723ebcc3c0ccc6446829b211
SHA512 815fb431f71b7972f2fd8a565af31f2954292866544d248613223e5e9c5ddf831b6017822175b3fc555cdaefe491d7854118c0b7c98d0e87b0dd0fb6cbd99136

memory/4944-2162-0x0000000004E80000-0x0000000004EE8000-memory.dmp

memory/4944-2163-0x0000000005520000-0x0000000005586000-memory.dmp

memory/4944-4310-0x0000000005760000-0x0000000005792000-memory.dmp

memory/4944-4311-0x00000000057A0000-0x0000000005832000-memory.dmp